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26 November, 08:15

an object is projected upward with an initial velocity of 124 ft per? sec, its height h after t seconds is h equals negative 16 t squared plus 124 t. Find the height of the object after 5 seconds.

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  1. 26 November, 08:42
    0
    220 ft

    Step-by-step explanation:

    h = - 16t^2 + 124t

    Let t=5

    h = - 16 (5) ^2 + 124 (5)

    = - 16 (25) + 124 (5)

    =-400+620

    = 220
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